Mailbox signal



FIG. 1 is a top, front and left side perspective view of a mailbox signal showing my new design, the broken line showing of a mailbox is illustrative of environmental structure only and forms no part of my claimed design;

FIG. 2 is a top, rear and right side perspective view thereof;

FIG. 3 is a top, front and left side perspective view thereof similar to FIG. 1;

FIG. 4 is a top plan view thereof, wherein the mailbox signal is shown in a folded position;

FIG. 5 is a left side elevational view thereof, the right side is a mirror image thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is rear elevational view thereof, showing the mailbox signal in a folded position;

FIG. 8 is a rear elevational view thereof, showing the mailbox signal in an open position;

FIG. 9 is a front elevational view thereof, showing the mailbox signal in an open position; and

FIG. 10 is a front elevational view thereof, showing the mailbox signal in a folded position. 

The ornamental design for a mailbox signal, as shown and described. 